InventoryAsset = object
  appid*: int
  classid*: string
  instanceid*: string
  currency*: int
  icon_url*: string
  tradable*: int
  name*: string
  name_color*: string
  market_name*: string
  market_hash_name*: string
  commodity*: int
  market_tradable_restriction*: int
  marketable*: int

MinItem = object
  success*: bool
  lowest_price*: string
  volume*: string
  median_price*: string

proc getAssetMarketIconURL(icon_code: string): string {....raises: [], tags: [].}

proc getAssetMarketPriceOverview(appid: int; vallet: int;
                                 market_hash_name: string): MinItem {....raises: [
    IOError, OSError, JsonParsingError, ValueError, Exception, HttpRequestError,
    LibraryError, SslError, TimeoutError, ProtocolError, KeyError, JsonKindError], tags: [
    ReadIOEffect, WriteIOEffect, RootEffect, TimeEffect, ReadDirEffect,
    ReadEnvEffect].}

proc getProfileInventory(steamID64: int64; gameID: int; valueWTF: int): seq[
    InventoryAsset] {....raises: [IOError, OSError, JsonParsingError, ValueError,
                               Exception, HttpRequestError, LibraryError,
                               SslError, TimeoutError, ProtocolError, KeyError,
                               JsonKindError], tags: [ReadIOEffect,
    WriteIOEffect, RootEffect, TimeEffect, ReadDirEffect, ReadEnvEffect].}